误差矩阵 meaning in Chinese
error matrix
Examples
- An error matrix for accuracy assessment was then produced
之后我们制作了误差矩阵来进行误差评估。 - The overall accuracy and kappa index are calculated by using the error matrix to check up the classification ’ s accuracy
为检验分类精度,本文使用了误差矩阵,计算了分类总精度和kappa指数。 - In this algorithm , the sharp features on a mesh model are located through analysis of quadric error matrixes of super - neighbor of vertices on the model , so that these features can be preserved during mesh simplification
通过分析网格模型中顶点超邻域的二次误差矩阵，对模型上的重要细节特徵进行定位，实现了网格简化过程中细节特徵的保持。 - In chapter 2 , author points out firstly that the elastic deformation of elastic units of a robot ' s wrist force sensor will be enlarged by the end - effector , the instruments and the work pieces , so the elastic deformation of the sensor will influence the location accuracy or kinetic accuracy of end point of a robot , under the condition of that the robot technology facing the developing of heavy load , light mass and high accuracy . it is discussed respectively that the relationship between the differential kinemics in the sensor ' s coordinate and the location accuracy or kinetic accuracy of the end point . error matrixes of location and kinemics of the end point are presented respectively based on the differential kinemics in the sensor ' s coordinate , and the on - line error compensation methods are introduced subsequently
第二章首先指出机器人腕力传感器弹性体的弹性变形经过机器人末端连杆、工具、工件等的放大后，会对机器人末端精确定位和运动产生的影响；然后分别研究了传感器坐标系内的微分运动与机器人末端工件精确定位、运动的关系；在此基础上，研究了基于腕力传感器弹性体微分运动的机器人末端定位、运动误差的误差矩阵及其在线误差补偿方法；基于机器人动力学的机器人末端定位、运动误差的误差矩阵及其在线误差补偿方法；最后，以puma型机器人为对象，给出了基于腕力传感器内微分运动的机器人末端定位、运动误差及其在线补偿方法的仿真实例：给出了基于机器人动力学的机器人末端定位、运动误差及其在线补偿方法的仿真实例；仿真结果表明， 1 )基于腕力传感器的机器人末端定位误差在腕力传感器允许的载荷下可达十分之几毫米级。 - After analyzed and studied on some algorithms about how to simplify a complex 3d geometric model from home and abroad , this paper proposes the concept of divisional envelope pitch and ameliorates the method of envelope ' s conformation proposed by cohen using the dichotomy in linear search . when a triangle is selected and contracted tentatively , two corresponding divisional envelope pitches should be constructed at first . the divisional envelope pitch is a bit of the whole simplification envelope
本文对当前国内外有关几何模型的简化算法进行了分析和研究后，将三角形收缩简化操作与包络控制简化误差的方法相结合，利用一维线性搜索中的二分法改进了cohen提出的简化包络构造算法；随后又综合简化包络的误差控制方法和二次误差矩阵的局部性误差控制思想，提出了一种分解式包络片的概念。